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Ophelia | 4.5ct Oval Lab Diamond Engagement Ring

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$8,740.00 AUD

Same day resize and shipping before 1pm

SKU: 1-9160

Product Details

Ophelia centres a 4.01ct oval lab diamond in platinum with two tapered baguette accent diamonds totalling 0.52ct. The tapered baguette is a step-cut stone shaped to widen at one end and narrow at the other, and on Ophelia the baguettes taper from narrow at the outer edges to wider where they meet the oval centre stone, drawing the eye inward.

D / VS2, IGI certified (LG650485900). Part of the Matthews collection since 1957.

Centre Carat Weight: 4.01ct Lab Grown Diamond

Colour: D

Clarity: VS2

Report Number: LG650485900

Setting Style: Cathedral

Accent Diamonds: 2 Tapered Baguettes =0.52ct

Band Width: 2.1mm x 1.7mm

Metal Colour: Platinum

Finger Size: M

Free re-sizing and shipping available within 24 hours of purchase (Monday to Friday).

20% off your Wedding Rings

Enjoy 20% off your wedding rings and 10% back in Matthews Money when you purchase your engagement ring with us.

30 Day Free Returns

Changed your mind? No problem.

We offer free 30-day returns on all Ready to Wear pieces purchased online.

Simply contact us for a free prepaid satchel — just ensure your item is in its original boxing before sending it back.

Your original postage bag is reusable, so place your item inside, seal it up, and send it our way.


Complimentary Resizing

We offer complimentary resizing for the lifetime of your engagement ring. If you need your ring resized before it’s shipped, please let us know and include your preferred size in the notes section at checkout.

Not sure on the size? Your piece can be resized after your proposal. Get in touch and we can organise this.

Shipping and Timing


We offer complimentary Express Shipping Australia-wide on all orders. Each piece is carefully packaged and fully insured for peace of mind during transit.

For ready-to-wear items, please allow 2-3 business days for dispatch. Made-to-order and custom pieces typically take 6–8 weeks. Need it sooner? Contact us—we’ll do our best to accommodate your timeline.

Our Guarantee


With decades of experience and a proud family legacy, we stand behind every piece that leaves our workshop. Each item is a reflection of our craftsmanship, integrity, and care—backed by our Lifetime Guarantee. When you choose us, you're choosing quality that lasts a lifetime.

Ring Sizing Guide
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